title: Xenotransplantation literature update. January-October, 2003.
mesh_terms: D000818:Animals; D017690:Cell Transplantation; D006084:Graft Rejection; D006801:Humans; D007108:Immune Tolerance; D014183:Transplantation, Heterologous / Q000009:adverse effects / Q000276:immunology; D015047:Zoonoses / Q000209:etiology